Unleash the power of PolarWave with the ultimate 18 mm heavy load sailing block. Engineered for strength, smooth performance, and reliability, this block sets a new standard for dinghy hardware that simply cannot be compared to any other.

Built from a reinforced single-piece fibre body and equipped with precision stainless steel components, it delivers exceptional durability and seamless rotation under demanding loads. The result is a block that performs flawlessly whether you are cruising, training, or pushing hard in a regatta.

Key features

• Breaking load: 640 kg

• Working load: 210 kg

• Reinforced single-piece fibre construction for maximum durability

• Stainless steel swivel and rotating components for smooth operation

• Lightweight and compact design

• Available in six vibrant colours

• Suitable for dinghies, sailmakers, performance rigs, and custom setups

• Made in Slovenia by PolarWave

Why choose PolarWave

PolarWave was founded by young and passionate sailors in Slovenia who wanted to bring fresh energy and innovation into the sailing world. Their products are designed with a deep understanding of how gear must perform on the water, combining functionality with eye-catching aesthetics.